The Luth-AR Carbine Buffer Tube Mil-Spec is a 6-position receiver extension designed to give your AR-pattern rifle a solid, dependable foundation for collapsible stocks. Precision machined from durable aluminum and finished in a hardcoat anodized black, it offers smooth adjustment and consistent support for popular Mil-Spec buttstocks.

This buffer tube is built for AR-15 pattern firearms and works with most Mil-Spec diameter collapsible stocks, making it a straightforward upgrade for new builds or refresh projects. Its carbine-length design is ideal for general range use, training, and recreational shooting where reliability and repeatable length-of-pull adjustments matter. Shooters appreciate Luth-AR for practical, well-executed components that focus on function and consistent performance.

Key Features:

• Manufacturer: Luth-AR
• Model: Carbine Buffer Tube Mil-Spec
• Material: Aluminum
• Finish Color: Hardcoat Anodized Black
• Length: 7 1/4"
• Positions: 6-Position Mil-Spec Receiver Extension
• Compatibility: Fits AR Pattern Firearms With Mil-Spec Diameter Collapsible Stocks